Craftsman 13953785 user manual download

Languages: English
Pages:2
You can view the full version and download it in PDF format.
Page 1 of 2
CRRFTSHRN
®
OWNER'S
INSTRUCTIONS
Model 139.53785
Ten-Foot Rail Extension Kit
Close
door end disconnect
power
to the
garage
The tro#ey must be /n down (closed door) posit/on
during asmanibly and Installation.
If you have a
completely installed garage door opener, the rail/opener
assembly must be taken down. UP and DOWN Umlte
must
be
readjusted after installation.
Opener hanging brackets will require reposltioningdue to
increased rail length.
ff thl$ Is a new Inatallatlon,
replace
the
front (header)
rail in your
opener
carton withthe longer one in
this
kit.
Add
the center
rail
in this
Idtas
the
second or third rail,
creating a four rail assembly. Use the belt assembly and
longer emergency release rope in
this
kit in place of those
packaged with your opener. Complete the
assembly,
Installation, and adjustment of your
opener
according to
your Owner's Manual.
ff thl# Is an existing InatMlatlon,
oontinue
_
follows:
1.
Pull down on
the
emergency release handle,
then
disconnect
the
trolley from
the
door arm.
2.
Disconnect
the
rail/opener assembly from the header
bracket and hanging brackets,
and
place it on the
floor.
3.
Remove
the bell
cap retainer from
the
opener
sprocket and set aside.
4.
Disconnect
the master link
from the
trolley threaded
shaft and belt; discard.
5.
Remove the
spring/nut
from the trolley and
dlscerd,
6.
Remove idler pulley assembly
and set aside.
7.
Remove the
hall
assembly and discard.
8.
Remove
the
1/4"-20xl-3/4
bolt
and
lock nutfrom the
trolley stop hole (see Figure 1) inthe front rail
and
set
aside.
9.
Push
the
trolley
beck
toward the opener head.
Disconnect
the
front rail section by using a
screwdriver
tip
to pry up
the
outer tab on each side of
the
rail,
then
slide it off the
center
rail
Discard the
front
rail
10. Align the new front rail and
center
railswith the
existingrail assembly, keeping
the
small holes along
the same edge, and
the
cut out
=window"
at
the
front
(header) end. Be sure to keep rails rightside up:
the
idlerpu/ley bolt hole above the window
ls
larger on top
of the ra#than
on the bottom. SIIde
the
new
nentsr rel!
onto
the
assembly;
then
add
the
front rail.Tabs
along
the side
will
lock into place.
11. As a temporary trolley stop, clamp a locking
pliers
onto the rail, 8"
from
the
center
of the idler pulley
hole,
as
shown in Figure 2. Slide
the
trolleyassembly
to
this
point
12. Lay the new
bell
beside the rail as shown in Rgurs 3.
Grasp the end with
the
hooked trolleyconnector
and
Figure 2
RAIL
lookingPlkn
8"from
Id_r
Hole
Cut-Out
F/gure 3
3/8"Lock
Trolley
Idler
Connector
Pulley
pass approximately 12" of belt
through
the
window,
keeping
the
dbbed side toward
the
rail. Allow it
to
hang while you complete the next two steps.
13. Replace
the
idler pulley, lockwasher and nut. Rotate
it to
be sure
it spins freely. Grease
the center
if
necessary.
14.Replace
the the
1/4"-20xl-3/4
belt and
lock nut into
the trolley stop hole.
Sample
This manual is suitable for devices